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4784955026020 = 2251318403673177
BaseRepresentation
bin100010110100001010110…
…0010110110101001100100
3121221102210202001120112021
41011220111202312221210
51111344041441313040
614102102240232524
71002462434433211
oct105502542665144
917842722046467
104784955026020
111585319406774
1265343390b744
132892b0b10530
141278434d4b08
158470355224a
hex45a158b6a64

4784955026020 has 24 divisors (see below), whose sum is σ = 10821359828664. Its totient is φ = 1766752624896.

The previous prime is 4784955026011. The next prime is 4784955026063. The reversal of 4784955026020 is 206205594874.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 22687589376 + 4762267436644 = 150624^2 + 2182262^2 .

It is a Harshad number since it is a multiple of its sum of digits (52).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9201836329 + ... + 9201836848.

It is an arithmetic number, because the mean of its divisors is an integer number (450889992861).

Almost surely, 24784955026020 is an apocalyptic number.

It is an amenable number.

4784955026020 is an abundant number, since it is smaller than the sum of its proper divisors (6036404802644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4784955026020 is a wasteful number, since it uses less digits than its factorization.

4784955026020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18403673199 (or 18403673197 counting only the distinct ones).

The product of its (nonzero) digits is 4838400, while the sum is 52.

The spelling of 4784955026020 in words is "four trillion, seven hundred eighty-four billion, nine hundred fifty-five million, twenty-six thousand, twenty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 18403673177 36807346354 73614692708 92018365885 184036731770 239247751301 368073463540 478495502602 956991005204 1196238756505 2392477513010 4784955026020